指出下列句子中通假字并说明意义。我之怀亦，自诒伊嘁。
在进行网络设备配置时主要考虑哪些因素？
说明下面字的意义。但
What are two steps that are taken when a router converts a voice signal from analog to digital form？（） [" sampling"," packetization"," quantization"," serializatio"]
塔式起重机固定式照明装置的电源电压不应超过（） ["36V","110V","220V"]
说明下面字的意义。曾
